Our marine grade passivated 316 stainless steel (A4) nylon insert lock nuts, often call nylocs or stop nuts, are used to secure bolts or other threaded components in place when corrosion resistance and the integrity of the fastener connecti...
Reviews
4.6
17 ratings
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Screws and nuts
My small order came quickly, with the various bits that I had ordered. I would definitely buy all future stainless fasteners from Fair Wind. We will see after a few decades how well the parts hold up to salt spray, but I am optimistic.
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Richard · December 6, 2025
Great products . Great service.
great products . Good pricing. Great service
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Steve · December 6, 2025
Marine grade
316 stainless exactly what I ordered fast delivery